What is CVE-2026-32291?

CVE-2026-32291 is a medium-severity vulnerability in Gl-Inet Comet Gl-Rm1, classified under Missing Authentication for Critical Function. CVSS score: 6.8/10. Published 2026-03-17.

How severe is CVE-2026-32291?

Medium severity. CVSS v3 base score is 6.8 out of 10.

Auth bypass in Gl-Inet Comet Gl-Rm1

CVE-2026-32291

The GL-iNet Comet (GL-RM1) KVM before 1.8.2 does not require authentication on the UART serial console. This attack requires physically opening the device and connecting to the UART pins.

Vulnerability class: Broken Authentication

Published 2026-03-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.003 (25.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 25th percentile — 25.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

9119a7d8-5eab-497f-8521-727c672e3725 (Third Party Advisory)
9119a7d8-5eab-497f-8521-727c672e3725 (Third Party Advisory)
9119a7d8-5eab-497f-8521-727c672e3725 (Broken Link)
9119a7d8-5eab-497f-8521-727c672e3725 (Release Notes, patch)

Frequently asked questions

What is CVE-2026-32291?: CVE-2026-32291 is a medium-severity vulnerability in Gl-Inet Comet Gl-Rm1, classified under Missing Authentication for Critical Function. CVSS score: 6.8/10. Published 2026-03-17.
How severe is CVE-2026-32291?: Medium severity. CVSS v3 base score is 6.8 out of 10.